{"id":"CVE-2026-74368","revision":"8ddbe013e756449eb0a9345eb8ba9e13","records":[{"revision":"8ddbe013e756449eb0a9345eb8ba9e13","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-74368","aliases":[],"title":"wifi: ath12k: fix memory leak in ath12k_wifi7_dp_rx_h_verify_tkip_mic()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath12k: fix memory leak in ath12k_wifi7_dp_rx_h_verify_tkip_mic()\n\nIn ath12k_wifi7_dp_rx_h_verify_tkip_mic(), the call to\nath12k_dp_rx_check_nwifi_hdr_len_valid() may return false when the\nNWIFI header length is invalid, causing the function to abort early with\n-EINVAL.\n\nWhen this happens, the error propagates to\nath12k_wifi7_dp_rx_h_defrag(), which clears first_frag by setting it\nto NULL. As a result, the corresponding MSDU is no longer referenced\nby the defragmentation path and is never freed.\n\nThis leads to a memory leak for the affected MSDU on this error path.\nProper cleanup is required to ensure the MSDU is released when header\nvalidation fails during TKIP MIC verification.\n\nTested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.1.c5-00302-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.115823.3","state":0,"publishedAt":"2026-08-15T05:58:49.619+00:00","modifiedAt":"2026-10-21T12:45:29.473+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"7f1d986da5c6abb75ffe4d0d325fc9b341c41a1c\",\n                            \"lessThan\": \"d960cd5dbcc6a01f49cc304b724f6b18a63a172d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"3abe15e756481c45f6acba3d476cb3ca4afc3b61\",\n                            \"lessThan\": \"779ab501dc8f1148b3f10740a68335741bdc5ffe\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9a0dddfb30f120db3851627935851d262e4e7acb\",\n                            \"lessThan\": \"55c6f05b667726d2da5fd011d646fb48ce5b6b9c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9a0dddfb30f120db3851627935851d262e4e7acb\",\n                            \"lessThan\": \"5187a92099778501f21af76ed6c8415d128e7298\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"9a0dddfb30f120db3851627935851d262e4e7acb\",\n                            \"lessThan\": \"98d4f92ab6a1af2ea2ab590d7e2801b203110981\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6ee653194ddb83674913fd2727b8ecfae0597ade\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"50be1fb76556e80af9f5da80f28168b6c71bce58\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6.6.88\",\n                            \"lessThan\": \"6.6.160\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.24\",\n                            \"lessThan\": \"6.12.114\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.13.12\",\n                            \"lessThan\": \"6.14\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.14.3\",\n                            \"lessThan\": \"6.15\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/wireless/ath/ath12k/wifi7/dp_rx.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.15\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.15\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.160\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.114\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.57\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.5\",\n                            \"lessThanOrEqual\": \"7.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/d960cd5dbcc6a01f49cc304b724f6b18a63a172d","https://git.kernel.org/stable/c/779ab501dc8f1148b3f10740a68335741bdc5ffe","https://git.kernel.org/stable/c/55c6f05b667726d2da5fd011d646fb48ce5b6b9c","https://git.kernel.org/stable/c/5187a92099778501f21af76ed6c8415d128e7298","https://git.kernel.org/stable/c/98d4f92ab6a1af2ea2ab590d7e2801b203110981"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-74368","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-74368","identifiers":["CVE-2026-74368"]},"retained":false,"historicalAffected":[]}],"coverage":[]}